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BEIJING, CHINA - AUGUST 23: Joe Kovacs of the United States competes in the Men's Shot Put qualification during day two of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 23, 2015 in Beijing, China. (Photo by Andy Lyons/Getty Images)

BEIJING, CHINA - AUGUST 23:  Joe Kovacs of the United States competes in the Men's Shot Put qualification during day two of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 23, 2015 in Beijing, China.  (Photo by Andy Lyons/Getty Images)